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Intel logo Core i9-9820X
versus
Intel logo Core i5-9400

Intel Core i9-9820X logo Intel Core i5-9400 logo
General information Core i9-9820X Core i5-9400
Launched Q4 2018 Q1 2019
Used in Desktop Desktop
Factory Intel Intel
Socket FCLGA2066 FCLGA1151-2
Series Name Intel Core i9 Intel Core i5
Core Family Name Skylake-X Coffee Lake Refresh
Clock 3.3 GHz 0 % 2.9 GHz 12.1 %
Turbo Clock 4.2 GHz 0 % 4.1 GHz 2.4 %
Cores 10 0 % 6 40 %
Threads 20 0 % 6 70 %
Thermal Design Power (TDP) 165 W 0 % 65 W 60.6 %
Maximum supported RAM 128 GB 0 % 128 GB 0 %
Lithography 14 nm 0 % 14 nm 0 %
L1 Cache 10 × 32 kB Instruction
10 × 32 kB Data
6 × 32 kB Instruction
6 × 32 kB Data
L2 Cache 10 × 1 MB
6 × 256 kB
L3 Cache 1 × 16.5 MB
1 × 9 MB
ECC Supported No No
Multithreading Supported Yes No
Performance Core i9-9820X Core i5-9400
Overall Score 59999 0 % 49625 17.3 %
Future Proof 68 % 1.4 % 69 % 0 %
Benchmark Score 12960 0 % 6064 53.2 %
Single Thread Score 2448.1 0 % 2421.5 1.1 %
Encrypting Data 7538.4 MB/s 0 % 2810.5 MB/s 62.7 %
Compressing Data 303.8 MB/s 0 % 131 MB/s 56.9 %
String objects sorting 38026.9 thousand/s 0 % 16678.9 thousand/s 56.1 %
Prime numbers generation 75.5 millions/s 0 % 36.1 millions/s 52.2 %
Mathemathic operations (integer) 70479.9 millions/s 0 % 26377.1 millions/s 62.6 %
Mathemathic operations (float) 44237.3 millions/s 0 % 22542.3 millions/s 49 %

Comparison of average FPS

Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Core i9-9820X, Core i5-9400.

Average frames per second Core i9-9820X Core i5-9400
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 132.9 FPS 102.1 FPS
High settings 212.7 FPS 163.3 FPS
Medium settings 265.8 FPS 204.1 FPS
Low settings 332.3 FPS 255.2 FPS
Difference 0 % 23.2 %

Grand Theft Auto V Frames per second

Comparison of FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) in game 1920 × 1080 (FHD (1080p)) for Grand Theft Auto V.

Grand Theft Auto V Core i9-9820X Core i5-9400
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 156.4 FPS 138.1 FPS
High settings 250.3 FPS 220.9 FPS
Medium settings 312.9 FPS 276.2 FPS
Low settings 391.1 FPS 345.2 FPS
Difference 0 % 11.7 %
Configuration Settings
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Video game
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Screen resolution Screen resolution image
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